Dude ran 2:09:32 in his debut last year.
http://www.iaaf.org/news/preview/gabius-lemma-frankfurt-marathonIAAF wrote:
His Italian coach Renato Canova, renowned for his ability to develop athletes and get them to a higher plane of performance, is certainly confident, telling Gabius that his training indicates a time of around 2:07:30 is possible.